Which hero has the Sprout It Out! Hero Power?

Greybough has the Sprout It Out! Hero Power in Hearthstone Battlegrounds (passive).

Sprout It Out!

Hero PowerIn the Pool

Give +1/+2 and Taunt to minions you summon during combat.

Buddy: Wandering Treant (3/9, Tier 4) — Whenever a friendly Taunt minion is attacked, give your minions +1/+1 permanently.

Hero: Greybough

What does Sprout It Out! do in Hearthstone Battlegrounds?: Give +1/+2 and Taunt to minions you summon during combat.
Which hero has the Sprout It Out! Hero Power?: Greybough has the Sprout It Out! Hero Power in Hearthstone Battlegrounds (passive).

Sprout It Out! is a Hero Power in Hearthstone Battlegrounds. Effect: Give +1/+2 and Taunt to minions you summon during combat. Created by: Greybough.